The Vienna AI Company

We are a fast-growing AI startup based in Vienna, building LISA, an AI product for the automotive industry. This role focuses primarily on integrating LISA into existing on-premise customer environments, including legacy systems and telephony infrastructure. You will work directly with real customer setups, often outside of clean cloud APIs, and play a key role in making LISA work reliably in production across Austria. The role is hands-on and practical. We offer competitive market compensation, bonuses tied to company and product milestones, and are open to above-market compensation for highly relevant experience.

Responsibilities

• Integrate LISA with existing on-premise systems, including legacy CRMs and DMS solutions

• Implement and maintain telephony integrations (e.g. 3CX and similar call systems)

• Install, configure, and support on-premise software at customer locations in Austria

• Work closely with product and AI teams to adapt LISA to real-world customer environments

• Own integrations from initial setup through ongoing operation and maintenance

Requirements

• Some experience in Python and/or Typescript

• Strong experience with (legacy and modern) database systems

• Proven experience integrating with legacy and on-premise systems

• Some experience with telephony or call systems

• Willingness to travel within Austria for on-site installations

• Valid driver’s license

• German C1–C2 and fluent English

Nice to have

• Experience with Twilio or similar telephony platforms

• Experience integrating CRM or ERP-style systems without easy API access

• Experience operating software in restricted or customer-controlled environments

Big plus

• Experience building realtime AI software, especially AI voice agents

• Deep experience with legacy DMS systems such as CROSS, Betzemeier, or Incadea

• Long-term experience maintaining custom enterprise integrations

We are a fast-growing AI startup based in Vienna, building LISA, an AI product for the automotive industry. This role is one of our first engineering hires and comes with real responsibility from the start. You will work directly on the core product, influence technical decisions early, and help define how we build and ship software as the company grows. The role is hands-on and product-focused. You won't just be a small cog in a corporate machine. We offer competitive market compensation and bonus payments tied to company and product milestones.

Responsibilities

• Build and maintain a production fullstack TypeScript codebase

• Develop frontend features and backend APIs end-to-end

• Design and evolve application architecture as requirements and scale increase

• Collaborate closely with product and AI teams

• Take ownership of features from concept through production

Requirements

• Strong experience with TypeScript

• Solid production experience with React

• Experience using tRPC

• familiar with Tailwind CSS

• Comfortable with TanStack/React Query

• Experience with modern TypeScript ORMs such as Drizzle or Prisma

• Experience with modern frameworks like Next.js, Remix, or React Router

• Fluent in English

Nice to have

• Experience working with ai-sdk

• Experience with realtime technologies

• German at C2 level

Big plus

• Experience building voice agents

• Native development experience

• Strong design engineering skills, including UI/UX judgment and design systems